750+20(30)=1350
Or do you need to explain it?
Answer:65 degrees
Step-by-step explanation: a triangle has 180 degrees.
one angle is 45 degrees and the other is 70
if we add them together we get 115
180-115 is 65
m3 is 65 degrees
Answer:
C
Step-by-step explanation:
The general rule for the quadratic function is

Use the data from the table:

We get the system of three equations:

Subtract these equations:

From the first equation

Substitute it into the second equation:

So,

The quadratic function is

Its is two since you take out the decimals then divide regularly